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Jurgen Grammel
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Cologne, DT
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last 30 patents
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Patent Grant
Production of water-dispersible polyurethanes having ionic groups a...
Patent number
4,092,286
Issue date
May 30, 1978
Bayer Aktiengesellschaft
Klaus Noll
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Soft textile coatings resembling napa leather
Patent number
4,035,213
Issue date
Jul 12, 1977
Bayer Aktiengesellschaft
Wilhelm Thoma
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Composite materials and processes for their production
Patent number
4,029,534
Issue date
Jun 14, 1977
Bayer Aktiengesellschaft
Paul J. Bocks
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Plastic sheet adhered to polyurethane ionomer latex foam
Patent number
3,989,870
Issue date
Nov 2, 1976
Bayer Aktiengesellschaft
Paul J. Bocks
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...